TREA

Takashi Tanahashi

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  • Sagamihara, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat treatment method that includes a low negative pressure
    • Patent number 6,852,601
    • Issue date Feb 8, 2005
    • Tokyo Electron Limited
    • Seiichi Yoshida
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Heat treatment method and heat treatment apparatus
    • Patent number 6,409,503
    • Issue date Jun 25, 2002
    • Tokyo Electron Limited
    • Seiichi Yoshida
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Vertical heat treatment apparatus with a circulation gas passage
    • Patent number 5,551,984
    • Issue date Sep 3, 1996
    • Tokyo Electron Kabushiki Kaisha
    • Takashi Tanahashi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Air cleaning apparatus
    • Patent number 5,514,196
    • Issue date May 7, 1996
    • Tokyo Electron Limited
    • Takashi Tanahashi
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air cleaning apparatus
    • Patent number 5,459,943
    • Issue date Oct 24, 1995
    • Tokyo Electron Limited
    • Takashi Tanahashi
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat-treating apparatus
    • Patent number 5,359,148
    • Issue date Oct 25, 1994
    • Tokyo Electron Kabushiki Kaisha
    • Wataru Okase
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Stock unit for storing carriers
    • Patent number 5,284,412
    • Issue date Feb 8, 1994
    • Tokyo Electron Sagami Limited
    • Hirotsugu Shiraiwa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Clean air apparatus
    • Patent number 5,261,935
    • Issue date Nov 16, 1993
    • Tokyo Electron Sagami Limited
    • Katsumi Ishii
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    Clean air apparatus
    • Patent number 5,219,464
    • Issue date Jun 15, 1993
    • Tokyo Electron Limited
    • Kenichi Yamaga
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents